Nothing beats a solid handshake _________ greeting someone.

A．when you

B．when it comes to

C．if it is

D．while

产妇于产后出现涔涔汗出，持续不止，可诊断为（）

A.产后盗汗

B.产后自汗

C.产后发热

D.产后中暑

E.以上都不是